<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>文章列表</title>
    <link rel="stylesheet" href="./libs/bootstrap/css/bootstrap.min.css">
    <link rel="stylesheet" href="css/reset.css">
    <link rel="stylesheet" href="css/iconfont.css">
    <link rel="stylesheet" href="css/main.css">
    <!-- jq -->
    <script src="./libs/jquery-1.12.4.min.js"></script>
    <!-- 模板引擎 -->
    <script src="./libs/template-web.js"></script>
    <script src="./libs/https.js"></script>
    <!-- 导入日期插件文件 -->
    <script src="./libs/jedate/js/jedate.js"></script>
    <link rel="stylesheet" href="./libs/jedate/css/jeDate-test.css">
    <link rel="stylesheet" href="./libs/jedate/css/jedate.css">
    <script src="./libs/wangEditor/wangEditor.min.js"></script>
</head>

<body>
    <div class="container-fluid">
        <div class="common_title">
            文章编辑
        </div>
        <div class="container-fluid common_con">
            <form class="form-horizontal article_form" id="form">
                <div class="form-group">
                    <label for="inputTitle" class="col-sm-2 control-label">文章标题：</label>
                    <div class="col-sm-10">
                        <input type="text" name="title" class="form-control title" id="inputTitle" placeholder="文章标题文字">
                    </div>
                </div>
                <div class="form-group">
                    <label for="inputCover" class="col-sm-2 control-label">文章封面：</label>
                    <div class="col-sm-10">
                        <img src="images/pic06.jpg" class="article_cover cover">
                        <input name="cover" type="file" id="inputCover">
                    </div>
                </div>
                <div class="form-group">
                    <label for="inputCategory" class="col-sm-2 control-label categoryId">文章类别：</label>
                    <div class="col-sm-4">
                        <select class="form-control category" name="categoryId">
                            <option>类别一</option>
                            <option>类别二</option>
                            <option>类别三</option>
                            <option selected>类别四</option>
                            <option>类别五</option>
                        </select>
                    </div>
                </div>
                <div class="form-group">
                    <label class="col-sm-2 control-label">发布时间：</label>
                    <div class="col-sm-4">
                        <!-- 准备日期插件容器 -->
                        <div class="jeinpbox">
                            <input type="text" class="jeinput date" id="testico" placeholder="YYYY-MM-DD" name="date">
                            <div class="icons jebtns"></div>
                        </div>
                    </div>
                </div>
                <div class="form-group">
                    <label for="inputEmail3" class="col-sm-2 control-label">文章内容：</label>
                    <div class="col-sm-10" id="editor">
                        <p></p>
                    </div>
                </div>
                <div class="form-group">
                    <div class="col-sm-offset-2 col-sm-10">
                        <button type="submit" class="btn btn-success btn-edit">修改</button>
                        <button type="submit" class="btn btn-default btn-draft">存为草稿</button>
                    </div>
                </div>
            </form>
        </div>
    </div>
</body>

</html>
<script>
    $(function() {
        // 1. 设置封面图片预览
        $('#inputCover').on('change', function() {
            let picUrl = URL.createObjectURL(this.files[0]);
            $('.article_cover').attr('src', picUrl);
        })

        // 2. 获得文章分类,渲染结构
        $.ajax({
            type: 'get',
            url: BigNew.category_list,
            success: function(backData) {
                if (backData.code == 200) {
                    // 3. 利用模板字符串生成结构
                    let htmlStr = '';
                    $.each(backData.data, function(index, value) {
                        htmlStr += `<option value="${value.id}">${value.name}</option>`
                    })
                    $('.category').html(htmlStr);
                }
            }
        })

        // 调用日期插件
        $('.jebtns').on('click', function() {
            jeDate(
                '#testico', {
                    trigger: false,
                    format: 'YYYY-MM-DD',
                    theme: {
                        bgcolor: '#fea3dc',
                        pnColor: "#FF6653"
                    },
                    zIndex: 20000
                }
            )
        })

        // 5. 调用富文本插件js代码
        // 声明关键字: var let const: 声明常量
        const E = window.wangEditor
        const editor = new E('#editor')
        editor.create()

        // 将获取到的路径地址做处理，取出id
        let dataid = location.search.split('=')[1]
            // 渲染到页面上
        $.get({
            url: BigNew.article_search,
            data: {
                id: dataid
            },
            success: function(backData) {
                console.log(backData);
                for (key in backData.data) {
                    $('.' + key).val(backData.data[key])
                }
                editor.txt.html(backData.data.content)
                $('.article_cover').attr('src', backData.data.cover);
            }
        })

        // 封装函数：对文章数据进行修改
        function saveData(state) {
            // 利用 FormData 获取数据
            let fd = new FormData(document.querySelector('form'))
                // 手动添加：id content state 
            fd.append('id', dataid)
            fd.append('content', editor.txt.html())
            fd.append('state', state)
                //  发起数据请求
            $.post({
                url: BigNew.article_edit,
                data: fd,
                contentType: false,
                processData: false,
                success: function(backData) {
                    if (backData.code == 200) {
                        alert(backData.msg)
                        location = './article_list.html'
                    }
                }
            })
        }
        // 修改和草稿按钮注册点击事件
        $('.btn-edit').on('click', function(e) {
            e.preventDefault()
            saveData('已发布')
        })
        $('.btn-draft').on('click', function(e) {
            e.preventDefault()
            saveData()
        })
    })
</script>